PRODUCTS
UV Absorber 531
Details
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Other Trade Name |
BP-12, UV-81 |
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Chemical Name |
2-Hydroxy-4-n-octoxybenzophenone |
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Formula |
C21H26O3 |
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Structure |
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CAS NO. |
1843-05-6 |
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Molecular Weight |
326.4 |
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Specifications |
Appreance |
Yellowish crystalline powder or flake |
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Purity |
≥99%(HPLC) |
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Melting Point |
47-49 oC |
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Ash |
≤0.1% |
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Loss On Drying |
≤0.5% |
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Transmittance |
450 nm≥95% 500 nm≥97% |
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Advantage and Application |
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Recommended dosage |
PE |
PVC |
PP |
ABS |
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0.2-0.4 % |
0.25-0.5 % |
0.5% |
0.3-0.5% |
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Package |
20/25KG cartons or drums |
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